Palettes / Colors / #508EB4

#508EB4 — Muted Blue

#508EB4 is a blue color we call Muted Blue, closest to the named color SteelBlue (#4682B4). It belongs to the blue family.

Color name

Closest CSS keyword: steelblue (#4682B4) — not an exact match. CSS steelblue gives you #4682B4, a different color; use #508EB4 when you need this exact shade.

Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.

#508EB4 is a cool blue color associated with trust, calm and professionalism. It sits comfortably in the middle: usable for large areas in soft schemes, or as a supporting color beside something stronger.

Its strongest partner is its complement #B47650; it also sits naturally between #50B4A8 and #505CB4. In the palettes below you can see it working alongside real color combinations from our collection.

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Color values

RGB & CMYK percentages

Red 31% · Green 56% · Blue 71%

Cyan 56% · Magenta 21% · Yellow 0% · Key 29%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

CSS code for #508EB4

.text { color: #508EB4; }
.background { background-color: #508EB4; }
.border { border: 3px solid #508EB4; }
.text-rgb { color: rgb(80, 142, 180); }
.text-hsl { color: hsl(203, 40%, 51%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #508EB4; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(80, 142, 180, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #508EB4; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(80, 142, 180, 0.8); }

HTML: <p style="color:#508EB4">Text here</p> · <div style="background-color:#508EB4">Div content here</div>

Shades of #508EB4

Tints of #508EB4

Tones of #508EB4

Color harmonies

Complementary — #B47650:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #508EB4: #000000.

Semi-transparent (opacity) text on #508EB4

Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:

How #508EB4 looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Palettes with a similar color

These palettes use a close neighbour of #508EB4 rather than the exact color:

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #508EB3  ·  #508EB5 →

Frequently asked questions

What color is #508EB4?

#508EB4 is Muted Blue, a blue color (RGB 80, 142, 180). Its closest standard named color is SteelBlue.

What is the RGB and HSL of #508EB4?

#508EB4 is RGB 80, 142, 180 — HSL 203°, 40%, 51% — CMYK 56%, 21%, 0%, 29%.

What colors go with #508EB4?

Its complement is #B47650; analogous partners are #50B4A8 and #505CB4. It also appears in 6+ palettes in our collection.

Can I use #508EB4 for text?

Black text on #508EB4 has a contrast ratio of 5.87:1 (passes WCAG AA); white text gives 3.58:1.